Isotopic age map of Canada /

Bibliographic Details
Corporate Author: Tectonic Map of Canada Committee
Format: Map
Language:English
Published: Ottawa : Geological Survey of Canada, 1970.
Subjects:
Description
Item Description:"Map 1256A"
"Background geology from Map 1251A, Tectonic map of Canada."
Shows structural provinces, location of mineral types, dating methods, and designations of research laboratories.
Inset: Continental shelf extension, 1:10,000,000.
Cartographic material.
Physical Description:1 map : color ; 108 x 118 cm.